30+12v=9v

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Solution for 30+12v=9v equation:


Simplifying
30 + 12v = 9v

Solving
30 + 12v = 9v

Solving for variable 'v'.

Move all terms containing v to the left, all other terms to the right.

Add '-9v' to each side of the equation.
30 + 12v + -9v = 9v + -9v

Combine like terms: 12v + -9v = 3v
30 + 3v = 9v + -9v

Combine like terms: 9v + -9v = 0
30 + 3v = 0

Add '-30' to each side of the equation.
30 + -30 + 3v = 0 + -30

Combine like terms: 30 + -30 = 0
0 + 3v = 0 + -30
3v = 0 + -30

Combine like terms: 0 + -30 = -30
3v = -30

Divide each side by '3'.
v = -10

Simplifying
v = -10

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